Detaching and installing device for gas distribution plate of etching machine, and etching machine
US-12230480-B2 · Feb 18, 2025 · US
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Chen Ko Wei patents
Chen Ko Wei is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chen Ko Wei |
| Total patents | 2 |
| First publication | May 5, 2022 |
| Latest publication | Feb 18, 2025 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Changxin Memory Tech Inc | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B05B1/24 | 2 |
| B05B1/14 | 2 |
| B05B1/005 | 2 |
| H01J37/3288 | 2 |
| H01J37/32853 | 2 |